Pipes are produced acc. to norm PN-EN 13476-3 and Technical Approval IBDIM No. AT/2012-02-2815“ Pipes and fittings made of polypropylene used for road culverts and drainage as well as for cable protection.”

Pipe bell is formed at the production stage and it is integrated part of pipe which allows fast assembly. The rubber sealing ring mounted on the end of pipe guarantees tightness.